The best methodology to reach the target of more agility is Lean Six Sigma and its tools. Lean Six Sigma combines the best of two distinct methodologies:
– Six Sigma, which helps in reducing the number of defects and the variation of the outputs; and
– Lean Thinking which helps in reducing the cycle times and the lead times.
This white paper evaluates the use of these practices to help implement lean sourcing. View it here: Lean Principles Applied To Outsourcing